5.0
MEDIUM
CVE-2012-1176
fribidi Buffer Overflow Denial of Service
Description

Buffer overflow in the fribidi_utf8_to_unicode function in PyFriBidi before 0.11.0 allows remote attackers to cause a denial of service (application crash) via a 4-byte utf-8 sequence.

INFO

Published Date :

Aug. 26, 2012, 8:55 p.m.

Last Modified :

April 11, 2025, 12:51 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2012-1176 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fribidi pyfribidi
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2012-1176.

URL Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189
http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075293.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076038.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076053.html
http://www.openwall.com/lists/oss-security/2012/03/14/4
http://www.openwall.com/lists/oss-security/2012/03/14/9
http://www.securityfocus.com/bid/52451
https://bugzilla.redhat.com/show_bug.cgi?id=801896
https://bugzilla.wikimedia.org/show_bug.cgi?id=35055
https://exchange.xforce.ibmcloud.com/vulnerabilities/74001
https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a
https://github.com/pediapress/pyfribidi/issues/2%29:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189
http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075293.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076038.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076053.html
http://www.openwall.com/lists/oss-security/2012/03/14/4
http://www.openwall.com/lists/oss-security/2012/03/14/9
http://www.securityfocus.com/bid/52451
https://bugzilla.redhat.com/show_bug.cgi?id=801896
https://bugzilla.wikimedia.org/show_bug.cgi?id=35055
https://exchange.xforce.ibmcloud.com/vulnerabilities/74001
https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a
https://github.com/pediapress/pyfribidi/issues/2%29:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2012-1176 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2012-1176 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189
    Added Reference http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075293.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076038.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076053.html
    Added Reference http://www.openwall.com/lists/oss-security/2012/03/14/4
    Added Reference http://www.openwall.com/lists/oss-security/2012/03/14/9
    Added Reference http://www.securityfocus.com/bid/52451
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=801896
    Added Reference https://bugzilla.wikimedia.org/show_bug.cgi?id=35055
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/74001
    Added Reference https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a
    Added Reference https://github.com/pediapress/pyfribidi/issues/2%29:
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Aug. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/74001 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/74001 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 27, 2012

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

3.31 }} -0.65%

score

0.86100

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability
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Latest DB Update: Jul. 15, 2025 6:00